2016-05-18 02:52:22 +08:00
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/*
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* Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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2016-03-29 22:48:02 +08:00
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#include "internal/cryptlib_int.h"
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#if defined(_WIN32) || defined(__CYGWIN__)
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# ifdef __CYGWIN__
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/* pick DLL_[PROCESS|THREAD]_[ATTACH|DETACH] definitions */
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# include <windows.h>
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/*
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* this has side-effect of _WIN32 getting defined, which otherwise is
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* mutually exclusive with __CYGWIN__...
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*/
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# endif
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/*
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* All we really need to do is remove the 'error' state when a thread
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* detaches
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*/
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BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved);
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BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
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{
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switch (fdwReason) {
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case DLL_PROCESS_ATTACH:
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OPENSSL_cpuid_setup();
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# if defined(_WIN32_WINNT)
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{
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IMAGE_DOS_HEADER *dos_header = (IMAGE_DOS_HEADER *) hinstDLL;
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IMAGE_NT_HEADERS *nt_headers;
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if (dos_header->e_magic == IMAGE_DOS_SIGNATURE) {
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nt_headers = (IMAGE_NT_HEADERS *) ((char *)dos_header
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+ dos_header->e_lfanew);
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if (nt_headers->Signature == IMAGE_NT_SIGNATURE &&
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hinstDLL !=
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(HINSTANCE) (nt_headers->OptionalHeader.ImageBase))
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OPENSSL_NONPIC_relocated = 1;
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}
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}
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# endif
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break;
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case DLL_THREAD_ATTACH:
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break;
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case DLL_THREAD_DETACH:
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OPENSSL_thread_stop();
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break;
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case DLL_PROCESS_DETACH:
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break;
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}
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return (TRUE);
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}
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#endif
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